diff --git a/entry/src/kni_entry.cpp b/entry/src/kni_entry.cpp
index c850601..4176a06 100644
--- a/entry/src/kni_entry.cpp
+++ b/entry/src/kni_entry.cpp
@@ -726,8 +726,6 @@ static int send_to_tfe_normal_mode(char *raw_data, uint16_t raw_len, int thread_
 }
 
 static int send_to_tfe_tun_mode(char *raw_data, uint16_t raw_len, addr_type_t addr_type){
-	//intercept traffic stat
-	FS_operate(g_kni_fs_handle->handle, g_kni_fs_handle->fields[KNI_FIELD_KNI_INTCP_BYTES], 0, FS_OP_ADD, raw_len);
 	struct kni_tun_handle *handle = g_kni_handle->tun_handle;
 	char *dst_data = ALLOC(char, KNI_MTU);
 	add_ether_header(dst_data, raw_data, raw_len, addr_type);
@@ -748,6 +746,10 @@ static int send_to_tfe(char *raw_data, uint16_t raw_len, int thread_seq, int tfe
 	else{
 		ret = send_to_tfe_normal_mode(raw_data, raw_len, thread_seq, tfe_id, addr_type);
 	}
+	if(ret >= 0){
+		//intercept traffic stat
+		FS_operate(g_kni_fs_handle->handle, g_kni_fs_handle->fields[KNI_FIELD_KNI_INTCP_BYTES], 0, FS_OP_ADD, raw_len);
+	}
 	return ret;
 }